CN1190788C - 与声频录音和播放装置连接的遥控器和耳机组 - Google Patents

与声频录音和播放装置连接的遥控器和耳机组 Download PDF

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Publication number
CN1190788C
CN1190788C CNB011189436A CN01118943A CN1190788C CN 1190788 C CN1190788 C CN 1190788C CN B011189436 A CNB011189436 A CN B011189436A CN 01118943 A CN01118943 A CN 01118943A CN 1190788 C CN1190788 C CN 1190788C
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CN
China
Prior art keywords
switch
telepilot
voltage
resistor
resistance
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Expired - Fee Related
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CNB011189436A
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English (en)
Chinese (zh)
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CN1336659A (zh
Inventor
林德才
陈剑雄
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HP Inc
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Hewlett Packard Co
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Publication date
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Publication of CN1336659A publication Critical patent/CN1336659A/zh
Application granted granted Critical
Publication of CN1190788C publication Critical patent/CN1190788C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/22—Static coding
    • H03M11/24—Static coding using analogue means, e.g. by coding the states of multiple switches into a single multi-level analogue signal or by indicating the type of a device using the voltage level at a specific tap of a resistive divider
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
    • H01H2300/022—Application wake up; switches or contacts specially provided for the wake up or standby shift of a circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Electronic Switches (AREA)
  • Selective Calling Equipment (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
CNB011189436A 2000-05-17 2001-05-16 与声频录音和播放装置连接的遥控器和耳机组 Expired - Fee Related CN1190788C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/573,987 US6970752B1 (en) 2000-05-17 2000-05-17 Method and apparatus for detecting switch closures
US09/573,987 2000-05-17

Publications (2)

Publication Number Publication Date
CN1336659A CN1336659A (zh) 2002-02-20
CN1190788C true CN1190788C (zh) 2005-02-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB011189436A Expired - Fee Related CN1190788C (zh) 2000-05-17 2001-05-16 与声频录音和播放装置连接的遥控器和耳机组

Country Status (5)

Country Link
US (1) US6970752B1 (de)
EP (1) EP1156587B1 (de)
JP (1) JP2002057561A (de)
CN (1) CN1190788C (de)
DE (1) DE60107142T2 (de)

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Also Published As

Publication number Publication date
EP1156587A2 (de) 2001-11-21
DE60107142T2 (de) 2005-11-03
CN1336659A (zh) 2002-02-20
EP1156587B1 (de) 2004-11-17
EP1156587A3 (de) 2003-02-05
DE60107142D1 (de) 2004-12-23
US6970752B1 (en) 2005-11-29
JP2002057561A (ja) 2002-02-22

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Granted publication date: 20050223